:root{--primary-color: #0d9488;--primary-hover: #0f766e;--primary-light: #ccfbf1;--secondary-color: #64748b;--text-main: #0f172a;--text-muted: #94a3b8;--bg-surface: #ffffff;--bg-body: #f8fafc;--border-color: #e2e8f0;--focus-ring: rgba(13, 148, 136, .25);--radius-lg: 12px;--radius-md: 8px;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--transition: .2s ease}*{margin:0;padding:0;box-sizing:border-box}body{font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-body);color:var(--text-main);height:100vh;display:flex;align-items:center;justify-content:center;line-height:1.5}